Board & Governance
Board & Executive Management
Cartrack prides itself not only on innovative technology but also on the talent of its people. The company thrives under the guidance and leadership of some brightest minds.

Isaias (Zak) Jose Calisto
Chief Executive Officer

Chief Executive Officer
Isaias (Zak) Jose Calisto
Zak has been the Chief Executive Officer of Cartrack Holdings Limited since its founding in 2001. Before founding the Company, Mr. Calisto was a Member of Vehicle Tracking Services, a company specializing in the distribution of telematics services, from 1994 through 2001. Prior to that, Mr. Calisto was a Member of Cell Communications, a company specializing in the distribution of telecommunication services, from 1994 to 1996. Mr. Calisto also completed an accelerated training program at Standard Bank, Africa’s largest lender by assets, from 1986 through 1991. Mr. Calisto studied at the University of South Africa and University of the Witwatersrand.

Goy Hoeshin
Chief Financial Officer

Chief Financial Officer
Goy Hoeshin
Hoe Shin Goy is Karooooo’s CFO and an executive director to the Board. Ms. Goy is a registered Chartered Accountant based in Singapore. Ms. Goy joined Ernst & Young LLP in 2004 and was with the firm until 2009. She has extensive experience in audit, full spectrum finance and group financial reporting throughout the span of her career. She was the Director of Consolidation and Group Reporting for DFS Group, under the Selective Retailing Maison of LVMH.

Richard Schubert
Chief Operating Officer

Chief Operating Officer
Richard Schubert
Mr. Schubert joined Cartrack Holdings Limited in 2007 and has held this role at Cartrack Holdings Limited since 2017. Prior to that, he served as Chief Information Officer from 2007 through 2017. Mr. Schubert holds a National Higher Diploma in Electronic Engineering from the Technikon of the Witwatersrand.

Juan Marais
Chief Sales Officer

Chief Sales Officer
Juan Marais
Before joining Cartrack Holdings Limited in this role in 2004, he was the Chief Executive Officer of Advancor (Pty) Ltd., an insurance brokerage, from 2001 to 2004. Prior to that, Mr. Marais was the Chief Executive Officer of Finance Mart (Pty) Ltd., a financial services company, from 1998 to 2001. Mr. Marais began his career in the insurance industry at Broadstreet Financial Advisory Services, where he was a Managing Member from 1993 to 1998. Mr. Marais holds a Certification in Financial Planning from Milpark Business School.

Carmen Calisto
Chief Strategy & Marketing Officer

Chief Strategy & Marketing Officer
Carmen Calisto
Before joining Cartrack Holdings Limited in this role in 2020, she was a Media Activation Executive at Essence Global from 2019-2020, a global data and measurement-driven full service agency. Prior to that, Ms. Calisto interned as an Actuarial Marketer with the Cartrack Group and an Actuarial Advisor at Ernst & Young. She holds a BSc (Honours) in Actuarial Science from Cass Business School and an MSc in Strategic Marketing from Imperial College London.

Pedro Ventura
Chief Technology Officer

Chief Technology Officer
Pedro Ventura
Mr. Ventura joined Cartrack Holdings Limited in 2015 as a senior Software Engineer and he was promoted to Chief Technical Officer in November 2020 assuming full responsibility for the strategic and technical direction of Research and Development and our IT infrastructure. Prior to joining Cartrack, Mr. Ventura held various senior roles in technology and software development including being the founder of Internet Business Solutions & Technologies S.A., an Internet based start-up. Mr. Ventura studied Computer Engineering at the Instituto Superior Tecnico in Lisbon.

Isaias (Zak) Jose Calisto
Chief Executive Officer

Chief Executive Officer
Isaias (Zak) Jose Calisto
Zak has been the Chief Executive Officer of Cartrack Holdings Limited since its founding in 2001. Before founding the Company, Mr. Calisto was a Member of Vehicle Tracking Services, a company specializing in the distribution of telematics services, from 1994 through 2001. Prior to that, Mr. Calisto was a Member of Cell Communications, a company specializing in the distribution of telecommunication services, from 1994 to 1996. Mr. Calisto also completed an accelerated training program at Standard Bank, Africa’s largest lender by assets, from 1986 through 1991. Mr. Calisto studied at the University of South Africa and University of the Witwatersrand.

Goy Hoeshin
Chief Financial Officer

Chief Financial Officer
Goy Hoeshin
Hoe Shin Goy is Karooooo’s CFO and an executive director to the Board. Ms. Goy is a registered Chartered Accountant based in Singapore. Ms. Goy joined Ernst & Young LLP in 2004 and was with the firm until 2009. She has extensive experience in audit, full spectrum finance and group financial reporting throughout the span of her career. She was the Director of Consolidation and Group Reporting for DFS Group, under the Selective Retailing Maison of LVMH.
Committee Composition

Chairperson

Member
Name | Audit Committee | Compensation and Nomination Committee |
---|---|---|
Siew Koon Lim | ![]() | ![]() |
Andrew Leong | ![]() | ![]() |
Kim White | ![]() | ![]() |